diff --git a/libc/kernel/common/linux/ncp.h b/libc/kernel/common/linux/ncp.h
index 091220a..e2cd7d4 100644
--- a/libc/kernel/common/linux/ncp.h
+++ b/libc/kernel/common/linux/ncp.h
@@ -7,187 +7,212 @@
  ***   structures, and macros generated from the original header, and thus,
  ***   contains no copyrightable information.
  ***
+ ***   To edit the content of this header, modify the corresponding
+ ***   source file (e.g. under external/kernel-headers/original/) then
+ ***   run bionic/libc/kernel/tools/update_all.py
+ ***
+ ***   Any manual change here will be lost the next time this script will
+ ***   be run. You've been warned!
+ ***
  ****************************************************************************
  ****************************************************************************/
 #ifndef _LINUX_NCP_H
 #define _LINUX_NCP_H
-
 #include <linux/types.h>
-
 #define NCP_PTYPE (0x11)
+/* WARNING: DO NOT EDIT, AUTO-GENERATED CODE - SEE TOP FOR INSTRUCTIONS */
 #define NCP_PORT (0x0451)
-
 #define NCP_ALLOC_SLOT_REQUEST (0x1111)
 #define NCP_REQUEST (0x2222)
 #define NCP_DEALLOC_SLOT_REQUEST (0x5555)
-
+/* WARNING: DO NOT EDIT, AUTO-GENERATED CODE - SEE TOP FOR INSTRUCTIONS */
 struct ncp_request_header {
  __u16 type;
  __u8 sequence;
  __u8 conn_low;
+/* WARNING: DO NOT EDIT, AUTO-GENERATED CODE - SEE TOP FOR INSTRUCTIONS */
  __u8 task;
  __u8 conn_high;
  __u8 function;
  __u8 data[0];
+/* WARNING: DO NOT EDIT, AUTO-GENERATED CODE - SEE TOP FOR INSTRUCTIONS */
 } __attribute__((packed));
-
 #define NCP_REPLY (0x3333)
 #define NCP_WATCHDOG (0x3E3E)
 #define NCP_POSITIVE_ACK (0x9999)
-
+/* WARNING: DO NOT EDIT, AUTO-GENERATED CODE - SEE TOP FOR INSTRUCTIONS */
 struct ncp_reply_header {
  __u16 type;
  __u8 sequence;
  __u8 conn_low;
+/* WARNING: DO NOT EDIT, AUTO-GENERATED CODE - SEE TOP FOR INSTRUCTIONS */
  __u8 task;
  __u8 conn_high;
  __u8 completion_code;
  __u8 connection_state;
+/* WARNING: DO NOT EDIT, AUTO-GENERATED CODE - SEE TOP FOR INSTRUCTIONS */
  __u8 data[0];
 } __attribute__((packed));
-
 #define NCP_VOLNAME_LEN (16)
 #define NCP_NUMBER_OF_VOLUMES (256)
+/* WARNING: DO NOT EDIT, AUTO-GENERATED CODE - SEE TOP FOR INSTRUCTIONS */
 struct ncp_volume_info {
  __u32 total_blocks;
  __u32 free_blocks;
  __u32 purgeable_blocks;
+/* WARNING: DO NOT EDIT, AUTO-GENERATED CODE - SEE TOP FOR INSTRUCTIONS */
  __u32 not_yet_purgeable_blocks;
  __u32 total_dir_entries;
  __u32 available_dir_entries;
  __u8 sectors_per_block;
+/* WARNING: DO NOT EDIT, AUTO-GENERATED CODE - SEE TOP FOR INSTRUCTIONS */
  char volume_name[NCP_VOLNAME_LEN + 1];
 };
-
 #define AR_READ (cpu_to_le16(1))
 #define AR_WRITE (cpu_to_le16(2))
+/* WARNING: DO NOT EDIT, AUTO-GENERATED CODE - SEE TOP FOR INSTRUCTIONS */
 #define AR_EXCLUSIVE (cpu_to_le16(0x20))
-
 #define NCP_FILE_ID_LEN 6
-
 #define NW_NS_DOS 0
 #define NW_NS_MAC 1
+/* WARNING: DO NOT EDIT, AUTO-GENERATED CODE - SEE TOP FOR INSTRUCTIONS */
 #define NW_NS_NFS 2
 #define NW_NS_FTAM 3
 #define NW_NS_OS2 4
-
 #define RIM_NAME (cpu_to_le32(1))
+/* WARNING: DO NOT EDIT, AUTO-GENERATED CODE - SEE TOP FOR INSTRUCTIONS */
 #define RIM_SPACE_ALLOCATED (cpu_to_le32(2))
 #define RIM_ATTRIBUTES (cpu_to_le32(4))
 #define RIM_DATA_SIZE (cpu_to_le32(8))
 #define RIM_TOTAL_SIZE (cpu_to_le32(0x10))
+/* WARNING: DO NOT EDIT, AUTO-GENERATED CODE - SEE TOP FOR INSTRUCTIONS */
 #define RIM_EXT_ATTR_INFO (cpu_to_le32(0x20))
 #define RIM_ARCHIVE (cpu_to_le32(0x40))
 #define RIM_MODIFY (cpu_to_le32(0x80))
 #define RIM_CREATION (cpu_to_le32(0x100))
+/* WARNING: DO NOT EDIT, AUTO-GENERATED CODE - SEE TOP FOR INSTRUCTIONS */
 #define RIM_OWNING_NAMESPACE (cpu_to_le32(0x200))
 #define RIM_DIRECTORY (cpu_to_le32(0x400))
 #define RIM_RIGHTS (cpu_to_le32(0x800))
 #define RIM_ALL (cpu_to_le32(0xFFF))
+/* WARNING: DO NOT EDIT, AUTO-GENERATED CODE - SEE TOP FOR INSTRUCTIONS */
 #define RIM_COMPRESSED_INFO (cpu_to_le32(0x80000000))
-
 #define NSIBM_NFS_NAME 0x0001
 #define NSIBM_NFS_MODE 0x0002
 #define NSIBM_NFS_GID 0x0004
+/* WARNING: DO NOT EDIT, AUTO-GENERATED CODE - SEE TOP FOR INSTRUCTIONS */
 #define NSIBM_NFS_NLINKS 0x0008
 #define NSIBM_NFS_RDEV 0x0010
 #define NSIBM_NFS_LINK 0x0020
 #define NSIBM_NFS_CREATED 0x0040
+/* WARNING: DO NOT EDIT, AUTO-GENERATED CODE - SEE TOP FOR INSTRUCTIONS */
 #define NSIBM_NFS_UID 0x0080
 #define NSIBM_NFS_ACSFLAG 0x0100
 #define NSIBM_NFS_MYFLAG 0x0200
-
 #define OC_MODE_OPEN 0x01
+/* WARNING: DO NOT EDIT, AUTO-GENERATED CODE - SEE TOP FOR INSTRUCTIONS */
 #define OC_MODE_TRUNCATE 0x02
 #define OC_MODE_REPLACE 0x02
 #define OC_MODE_CREATE 0x08
-
 #define OC_ACTION_NONE 0x00
+/* WARNING: DO NOT EDIT, AUTO-GENERATED CODE - SEE TOP FOR INSTRUCTIONS */
 #define OC_ACTION_OPEN 0x01
 #define OC_ACTION_CREATE 0x02
 #define OC_ACTION_TRUNCATE 0x04
 #define OC_ACTION_REPLACE 0x04
-
+/* WARNING: DO NOT EDIT, AUTO-GENERATED CODE - SEE TOP FOR INSTRUCTIONS */
 #ifndef AR_READ_ONLY
 #define AR_READ_ONLY 0x0001
 #define AR_WRITE_ONLY 0x0002
 #define AR_DENY_READ 0x0004
+/* WARNING: DO NOT EDIT, AUTO-GENERATED CODE - SEE TOP FOR INSTRUCTIONS */
 #define AR_DENY_WRITE 0x0008
 #define AR_COMPATIBILITY 0x0010
 #define AR_WRITE_THROUGH 0x0040
 #define AR_OPEN_COMPRESSED 0x0100
+/* WARNING: DO NOT EDIT, AUTO-GENERATED CODE - SEE TOP FOR INSTRUCTIONS */
 #endif
-
 struct nw_nfs_info {
  __u32 mode;
  __u32 rdev;
+/* WARNING: DO NOT EDIT, AUTO-GENERATED CODE - SEE TOP FOR INSTRUCTIONS */
 };
-
 struct nw_info_struct {
  __u32 spaceAlloc;
  __le32 attributes;
+/* WARNING: DO NOT EDIT, AUTO-GENERATED CODE - SEE TOP FOR INSTRUCTIONS */
  __u16 flags;
  __le32 dataStreamSize;
  __le32 totalStreamSize;
  __u16 numberOfStreams;
+/* WARNING: DO NOT EDIT, AUTO-GENERATED CODE - SEE TOP FOR INSTRUCTIONS */
  __le16 creationTime;
  __le16 creationDate;
  __u32 creatorID;
  __le16 modifyTime;
+/* WARNING: DO NOT EDIT, AUTO-GENERATED CODE - SEE TOP FOR INSTRUCTIONS */
  __le16 modifyDate;
  __u32 modifierID;
  __le16 lastAccessDate;
  __u16 archiveTime;
+/* WARNING: DO NOT EDIT, AUTO-GENERATED CODE - SEE TOP FOR INSTRUCTIONS */
  __u16 archiveDate;
  __u32 archiverID;
  __u16 inheritedRightsMask;
  __le32 dirEntNum;
+/* WARNING: DO NOT EDIT, AUTO-GENERATED CODE - SEE TOP FOR INSTRUCTIONS */
  __le32 DosDirNum;
  __u32 volNumber;
  __u32 EADataSize;
  __u32 EAKeyCount;
+/* WARNING: DO NOT EDIT, AUTO-GENERATED CODE - SEE TOP FOR INSTRUCTIONS */
  __u32 EAKeySize;
  __u32 NSCreator;
  __u8 nameLen;
  __u8 entryName[256];
-
+/* WARNING: DO NOT EDIT, AUTO-GENERATED CODE - SEE TOP FOR INSTRUCTIONS */
 } __attribute__((packed));
-
 #define DM_ATTRIBUTES (cpu_to_le32(0x02))
 #define DM_CREATE_DATE (cpu_to_le32(0x04))
 #define DM_CREATE_TIME (cpu_to_le32(0x08))
+/* WARNING: DO NOT EDIT, AUTO-GENERATED CODE - SEE TOP FOR INSTRUCTIONS */
 #define DM_CREATOR_ID (cpu_to_le32(0x10))
 #define DM_ARCHIVE_DATE (cpu_to_le32(0x20))
 #define DM_ARCHIVE_TIME (cpu_to_le32(0x40))
 #define DM_ARCHIVER_ID (cpu_to_le32(0x80))
+/* WARNING: DO NOT EDIT, AUTO-GENERATED CODE - SEE TOP FOR INSTRUCTIONS */
 #define DM_MODIFY_DATE (cpu_to_le32(0x0100))
 #define DM_MODIFY_TIME (cpu_to_le32(0x0200))
 #define DM_MODIFIER_ID (cpu_to_le32(0x0400))
 #define DM_LAST_ACCESS_DATE (cpu_to_le32(0x0800))
+/* WARNING: DO NOT EDIT, AUTO-GENERATED CODE - SEE TOP FOR INSTRUCTIONS */
 #define DM_INHERITED_RIGHTS_MASK (cpu_to_le32(0x1000))
 #define DM_MAXIMUM_SPACE (cpu_to_le32(0x2000))
-
 struct nw_modify_dos_info {
  __le32 attributes;
+/* WARNING: DO NOT EDIT, AUTO-GENERATED CODE - SEE TOP FOR INSTRUCTIONS */
  __le16 creationDate;
  __le16 creationTime;
  __u32 creatorID;
  __le16 modifyDate;
+/* WARNING: DO NOT EDIT, AUTO-GENERATED CODE - SEE TOP FOR INSTRUCTIONS */
  __le16 modifyTime;
  __u32 modifierID;
  __u16 archiveDate;
  __u16 archiveTime;
+/* WARNING: DO NOT EDIT, AUTO-GENERATED CODE - SEE TOP FOR INSTRUCTIONS */
  __u32 archiverID;
  __le16 lastAccessDate;
  __u16 inheritanceGrantMask;
  __u16 inheritanceRevokeMask;
+/* WARNING: DO NOT EDIT, AUTO-GENERATED CODE - SEE TOP FOR INSTRUCTIONS */
  __u32 maximumSpace;
 } __attribute__((packed));
-
 struct nw_search_sequence {
  __u8 volNumber;
+/* WARNING: DO NOT EDIT, AUTO-GENERATED CODE - SEE TOP FOR INSTRUCTIONS */
  __u32 dirBase;
  __u32 sequence;
 } __attribute__((packed));
-
 #endif
+/* WARNING: DO NOT EDIT, AUTO-GENERATED CODE - SEE TOP FOR INSTRUCTIONS */